No exact details yet on the hardware upgrades used to achieve these power levels and the software has yet to be finalized, but that should be forthcoming, eventually. For now, we get a preview through this video.

For an AC car at least this is a little more reserved. The wheels are nice but way to big and heavy. Looks at least 22 inch with the minimal profile left. Lets hope BMW focuses more on weight reduction the next round like porsche, audi and land rover have done.